kubectl rollout history deployment myapp-v1 -n 
kubectl rollout undo deployment/myapp-v1 --to-revision=2

暂停，恢复
kubectl rollout pause deployment/myapp-v1
kubectl rollout resume  deployment/myapp-v1

kubectl rollout status deployment/myapp-v1

#金丝雀
kubectl set image  deployment myapp-v1  myapp=ikubernetes/myapp:v1 -n blue-green && kubectl rollout pause deployment myapp-v1 -n blue-green